.Layout{
    position: relative;
    width:100vw;
    height:100vh;
    .main_container{
        position: absolute;
        top:0;
        bottom:0;
        left:12rem;
        right:0;
        transition: left 0.3s cubic-bezier(0.19, 1, 0.22, 1);
        .main_screen{
            // min-width: 1125px;
        }
        .menu_container{
            height:calc(100% - 3.2rem);
            width:100%;
        }
    }
    &.fold{
        .main_container{
            left:3rem;
        }
    }
    .remBox{
        display: none;
        width:1rem;
        height:1rem;
        display: inline-block;
    }
}